chore(deps): update container image xwiki to 16.7.1-postgres-tomcat@c338496 by renovate (#26594)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| xwiki | digest | `cec7ce8` -> `c338496` |

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charts/stable/xwiki/Chart.yaml

@@ -33,4 +33,4 @@ sources:
   - https://github.com/xwiki/xwiki-docker
   - https://hub.docker.com/_/xwiki
 type: application
-version: 14.4.6
+version: 14.4.7

charts/stable/xwiki/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: xwiki
-  tag: 16.7.1-postgres-tomcat@sha256:cec7ce805cfbc9a1298a3454f157258b14c52692a5bfd861e6656a19a181e182
+  tag: 16.7.1-postgres-tomcat@sha256:c338496ea40427565240c7a9876299b64c0f021eea6999401e123c60b75ba0e6
   pullPolicy: IfNotPresent
 service:
   main: